# locust777


//函数练习7

//加法
int Add(int x,int y)
{
return x + y;
}

//比较
int Max(int x,int y)
{
return (x > y) ? x : y;
}
//交换
void change(int* x,int* y)
{
int tmp = 0;
tmp = *x;
*x  = *y;
*y = tmp;
}

#include<stdio.h>
#include<windows.h>
int main()
{
	int a = 0 ;
	int b = 0;
	scanf("%d%d",&a,&b);
	printf("操作前：a = %d，b = &d\n",a,b);
	printf("和是 = %d\n",Add(a,b));
	printf("较大的是 = %d\n",Max(a,b));
	change(&a,&b);
	printf("交换后：a = %d,b = %d\n",a,b);

system("pause");
return 0;
}
